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Sharp Triple-Layer Blu-Ray BDXL Media to Be Available in Japan …

Write-once disc at 100GB

Sharp Corporation will introduce the VR-100BR1 triple-layer Blu-ray Disc media (write-once) that conforms to the BDXL format specification, the new multi-layer recordable Blu-ray Disc format, a world first for Blu-ray Disc media for video recording. These new Blu-ray Discs will be available in Japan beginning July 30, 2010.

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This disc media product conforms to the new BDXL format specification that extends the storage capacity of Blu-ray Discs to 100GB, twice the 50GB storage capacity of existing dual-layer discs. This new format enables recording approximately 12 hours of terrestrial digital TV broadcasts or approximately 8.6 hours of BS digital TV broadcasts. It expands the range of applications for Blu-ray Discs to include recording and saving long-duration HDTV programs or multiple episodes of serial dramas onto a single disc with the same high-definition image quality as the original.

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  • Product name: Triple-layer Blu-ray Disc media for video recording
  • Format: BD-R (write-once)
  • Model name: VR-100BR1
  • Storage capacity: 100GB
  • Recording time: Approximately 720 minutes for terrestrial digital broadcasting; approximately 520 minutes for BS digital broadcasting
  • Packaging: Single-disc
  • Sug. retail price: Open
  • Introduction: Japan July 30, 2010

Major Features

  • World’s first triple-layer Blu-ray Disc media featuring large 100GB recording storage capacity. This disc media is the first in the world to conform to the new BDXL format specification that extends the storage capacity of Blu-ray Discs by increasing the number of recording layers. The dual-layer structure used up to now has been augmented with an additional layer where image data can be recorded to create a new triple-layer structure. This design doubles the recording storage capacity (to 100GB) compared to existing dual layer discs (50GB). This makes it possible to record approximately 12 hours of terrestrial digital TV broadcasts or approximately 8.6 hours of BS digital TV broadcasts in DR mode (recorded with the image quality exactly as broadcast), or store other long-duration video content, all on a single disc, while preserving the same high-definition image quality of the original.
  • ‘Hard coat’ process provides peace of mind for users by protecting important video data from scratches and fingerprint contamination. A ‘hard coat’ process applied to the disc surface forms a protective barrier coating to protect stored data from scratches and dirt that may cause read and write errors.
  • Users can print directly on discs down to 24 mm inner diameter. Wide print area of 24 mm inner diameter and 118 mm outer diameter for disc labeling. In addition to enabling vivid color labeling to be printed over nearly the entire disc, oil-based or water-based marker pens can be used to hand-write labels on these discs.

Note: This disc is intended for use only in equipment supporting the BDXL format. Note that there is no guarantee that this disc will function when used in equipment or PCs not supporting the BDXL format.

Comments

"This disc is intended for use only in equipment supporting the BDXL format," said Sharp here. That's why this new high-capacity BD-R has no chance to be acceptable by consumer users in the short term as it cannot perform on the installed base of BD players.

That's why Sharp also announced at the same time recorders for this BDXL format (see today’s news), for triple- and even quadruple-layer optical media, being available next July 30 for the Japanese market - as the discs  -, to test them in its own country. It's an usual way by Japanese manufacturers before attacking USA and Europe. The devices have been developed by Pioneer Digital Design & Manufacturing Corp, a joint venture between Pioneer (66%) and Sharp 34%). The BD-HDW700 and BD-HDW70 are street priced at ¥300,000 and ¥200,000 respectively, according to Nikkei Electronics.

Few information have been revealed up to now on the manufacturer - not Sharp - and the exact structure of the media, but adding a new layer means that the thickness of the protected layer could be smaller, which is not a good sign in term of reliability and archiving.

The vendors of BD discs and drives thought they will progressively replace the DVD installed base. But the move is much slower than expected. The future of the global optical disc market is gloomy. Even 100GB is a relatively small capacity, the minimum for today's hard disk drive.

There are also other rough competitors for optical discs: USB keys and flash cards to transfer video data, and also Ethernet with on-demand services to get directy movies from the web.

The general move from BD to BDXL will take a long time, if it ever happens.

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